trainer

The gym member hired a personal trainer to ensure he was using the weight machines with the correct form.

(Chinese) 健身房会员聘请了一位私人教练，以确保他能以正确的姿势使用负重器械。

A specialized animal trainer worked for months to teach the dog how to guide blind owners safely.

(Chinese) 一名专业的动物训练员花了数月时间教会这只狗如何安全地引导盲人主人。

He put on his new pair of white trainers before heading to the court for a game of basketball.

(Chinese) 他穿上新买的白色运动鞋，然后前往球场打篮球。

The marathon runner recommends changing your trainers every five hundred miles to prevent foot injuries.

(Chinese) 马拉松选手建议每跑五百英里就更换一双运动鞋，以防止足部受伤。